Review of the 1755 Lisbon Earthquake Based on Recent Analyses of Historical Observations - Historical Seismology: Interdisciplinary Studies of Past and Recent Earthquakes - page 257

Ta b l e 2 Main aftershocks with epicentres around Lisbon

Date Hour Observations

1-11-1755 10h30m it lasted 2 minutes without damages

1-11-1755 11h light

1-11-1755 12h weak

1-11-1755 22h short

2-11-1755 3h strong

2-11-1755 21h light

3-11-1755 7h

4-11-1755 14h light

5-11-1755 20h moderate

6-11-1755 4h30m

8-11-1755 5h30m violent

8-11-1755 9h strong

9-11-1755 9h30m light

15-11-1755 5h

16-11-1755 3h30m very sensible

18-11-1755
9-12-1755 violent in Lisbon

11-12-1755 5h violent, Felt in some places of

Andalusia, Extemadura and center

21-12-1755 9h strong in Lisbon

25-11-1755 2h

18-01-1756
22-01-1756
18-02-1756 morning

01-03-1756 strong in Lisbon

07-03-1756
11-03-1756 21h collapse of few houses in Lisbon

24-04-1756 very strong

27-01-1756 14h15m

30-04-1756 violent

3-07-1756 violent

10-07-1756 22h30m strong in Lisbon

18-07-1756 strong

26-08-1756 weak

25-09-1756 14h30m

15-01-1756 strong in Lisbon

29-10-1756 2h strong. It caused fear in Lisbon

6-11-1756 8h15m small in Lisbon

Two other notes worth mentioning are as follows:
The 1755 earthquake was followed by many important earthquakes throughout
Europe and also in America by the Boston earthquake Nov 18, 1755. A large
event occurred in Morocco 18/19 days past the November 1st shock, causing
large damage in Fez and especially in Meknez, where over 50,000 victims are
accounted. This event, with epicentre in the southern edge of the Atlas, some-
times confuses the specialists which wrongly associate it with the Lisbon event.
In Europe more than 17 events were referred in the first year post Novem-
ber 1755. Locations in the UK, Italy, Constantinople, were among the places